Evaluate
342
Factor
2\times 3^{2}\times 19
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64\times 8-81\times \frac{8+8}{8}-8
Multiply 8 and 8 to get 64.
512-81\times \frac{8+8}{8}-8
Multiply 64 and 8 to get 512.
512-81\times \frac{16}{8}-8
Add 8 and 8 to get 16.
512-81\times 2-8
Divide 16 by 8 to get 2.
512-162-8
Multiply 81 and 2 to get 162.
350-8
Subtract 162 from 512 to get 350.
342
Subtract 8 from 350 to get 342.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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